Toncoin ($TON) is one of the top-trending altcoins, driven by its association with The Open Network (TON) and the Hamster Kombat airdrop.Shiba Inu ($SHIB) continues to attract attention with its sharp rise in activity around Shibarium.Pepe ($PEPE) has sparked debate among users, with speculation about its potential for a future bull run.Altcoin euphoria is driving speculation and market activity in the cryptocurrency market.